Fish Management Plans and Reports
Article 401 > Water Quality Monitoring
Article 402 > Marsh Creek Slide
MCS Modification Report > Filed with FERC 11/1/12
MCS Modification Effectiveness Report > Filed with FERC 4/29/19
Article 404 > Side Channel and Large Woody Debris
Article 405 > Side Channel Enhancement Ramp Rate Evaluation
Ramp Rate Evaluation Plan > January 2013
Ramp Rate Eval Plan Supplement 2014 > August 28, 2014
Ramp Rate Evaluation Report > October 2013
Article 407 > Operations Compliance Monitoring
Article 410 > Fish and Habitat Monitoring
Article 415 > Water Temperature Conditioning
Article 415 > Process Flow
Process Flow Log Summary page and full accounting with graphs, as of September 2022
A-LA 9 > Instream Flow Reach 3
A-LA 12 > Fish Habitat Enhancement
A-LA 13 > Diversion Dam Volitional Passage
A-LA 15 > Adaptive Management
Study Plan 3: Instream Flow Study
Relicensing Studies Reports
SP 5: Juvenile Fish Abundance, Life History and Distribution within the Sultan River Report > April 2009
SP 18: Sultan River Habitat Assessment Report and Addendum > March 2008, includes Addendum at front of Final Technical Report
SP 20 Phase 1 Assessment: Evaluation of Salmon and Steelhead Migration after a Landslide on the Sultan River Report > April 2009
SP 20 Phase 2 Assessment: Fish Passage Feasibility at the Sultan River Diversion Dam Report > January 2008
SP 22: Physical Process Study Report and Addendum > Includes Addendum (October 2008) at front of Final Technical Report (June 2008)
SP 23: Indicators of Hydrologic Alteration/Range of Variability Analysis (IHA/RVA) in the Sultan River Downstream of Culmback Dam Report > January 2008
Document Review of Evaluation of Salmon and Steelhead Migration report > By John Orsborn, Sept 2006
Spatial and Temporal Comparison of Spawning Gravel Quality in the Sultan River, Washington > April 2006
Adult Fish Passage
App A > Photos of tailrace
App B > Final reports on chinook salmon spawning surveys - Sultan River, WA. App B-1: 1987 Final Report. App B-2: 1988 Final Report.
App C > Positions of tagged steelhead that did not migrate to the powerhouse detection areas. Positions determined by aerial electronic surveys.
App D > 1987 and 1989 Steelhead survey redd location maps, Sultan River, with notations pertaining to the chinook spawning survey index areas. App D-1: 1987 steelhead surveys. App D-2: 1989 steelhead surveys.
App E > Final reports on winter-run steelhead spawning surveys - Sultan River, WA. App E-1: 1987 Final Report. App E-2: 1989 Final Report.
App F > Consultation documentation
App G > Response to comments
Downramping Regime for Power Operations to Minimize Stranding of Salmonid Fry in the Sultan River
Report and Apps A-E This report in its final form was issued and agreed to by the Joint Agencies in 1987. Subsequently, these rates were renegotiated with the Joint Agencies during consultations on the Project operating guidelines for flood control and are outlined in the included addendum.
App F > Agency consultation
Gravel Quality and Quantity Study
Final Report, Sept 1995
App A > Baseline Evaluation of the Textural Composition of Sultan River Salmonid Spawning Gravels, 1982.
App B > Evaluation of the Textural Composition of Sultan River Salmonid Spawing Gravels Following Hydroelectric Project Construction, 1984.
App C > Evaluation of the Textural Composition of Sultan River Salmonid Spawning Gravels Following Hydroelectric Project Constructions, 1988.
App D > Evaluation of the Textural Composition of Sultan River Salmonid Spawning Gravels Following Hydroelectric Project Constructions, 1995.
App E > River Gravel Quantity Study (Bedload Transport), 1984
App F > River Gravel Quality Study Agency Consultation Meetings and Documents.
App G > River Gravel Quantity Study Agency Consultation Meetings and Documents
Spada Lake Biological Assessment and Sport Fishery Evaluation
Part 1 > TOC, TOF, Acknowledgements, Executive Summary, Background, Description of Study Area
Part 2 > Water Quality
Part 3 > Secondary Production
Part 4 > Tertiary Production
Part 5 > Summary of findings, Fishery management recommendations and attainment of management objectives, References and Personal Communications
Part 6 > Appendices
Spada Lake Limiting Factors for Trout Production Review